请问reading is to the mind what(while) exercise is to the body用什么引导词?是用what还是while?好像有一个句型是“A is to B what C is to D”而且what 和as可以互换?但是查到的谚语是while,所以有点乱= =

The children is teacher reading to The children is teacher reading to the 连词成句.. Reading to the mind( )exercise is to the body. he is the first ___(come)to the reading club What is in the bag according to the reading? The book is worthwhile reading.The book is worth reading.可以写成It's worth reading the book.同理：It's worthwhile reading/to read the book.可以写成The book is worthwhile reading/to read. the novel is worth reading,请问这里reading词性及充当句子成分 Reading is the best {}to learn English.中间写什么 Tony is reading under an apple tree.Tom is pointing ( )the tree.请问（ ）里填at 还是 to.填to 是为什么?填at 是为什么? 请问the best way to learn new words is by reading english magazines-改成同意句-----------is the best way-------------new words.怎么改, he sat at the window,___a book.read,reading,to read,is reading The enviroment is also crucial to reading e____Engling reading横线上填什么 谚语reading is to the mind what exercise is to the Reading is to the mind what exercise is to the body. 翻译 Reading is to the mind what food is to the body. 这句英语语法点是什么Reading is to the mind what exercise is to the body The story book is interesting______ A to read B to be read C reading D to be reading理由 判断对错：reading is not the only way to gain more knowledge but the best.请问这句话上表达有没有错误?请指正,谢谢! the key to reading is to learn what to learn and how to learn怎么翻译....